理解する 定義と意味 - メリアム・ウェブスター

UNDERSTAND Definition & Meaning - Merriam-Webster Est. 1828 Dictionary Definition Definition Synonyms Synonym Chooser Example Sentences Word History Phrases Containing Rhymes Entries Near Related Articles Cite this Entry Citation Kids Definition Kids More from M-W Show more Show more Citation Kids More from M-W Save Word To save this word, you'll need to log in. Log In understand verb un·​der·​stand ˌən-dər-ˈstand understood ˌən-dər-ˈstu̇d ; understanding Synonyms of understand Take our 3 question quiz on understand Simple Definition A Simple Definition is available from our Learner's Dictionary to help you understand the meaning faster. transitive verb 1 a : to grasp the meaning of understand Russian I don't understand these directions. b : to grasp the reasonableness of His behavior is hard to understand . c : to have thorough or technical acquaintance with or expertness in the practice of understand finance d : to be thoroughly familiar with the character and propensities of understands children e : to feel sympathy for someone's feelings or situation I've been in your situation, so I understand what you're going through. Take our 3 question quiz on understand 2 : to accept as a fact or truth or regard as plausible without utter certainty We understand that he is returning from abroad. You have to understand that I had no choice. 3 : to interpret in one of a number of possible ways I understood the response to be an acceptance of the offer. 4 : to supply in thought as though expressed "to be married" is commonly understood after the word "engaged" intransitive verb 1 : to have understanding : have the power of comprehension a child too young to understand 2 : to achieve a grasp of the nature, significance, or explanation of something He told me what to do and I think I understand . 3 : to believe or infer something to be the case "Are they coming?" "That's what I understand ." 4 : to show a sympathetic or tolerant attitude toward something Don't worry about being late. We understand . understandability ˌən-dər-ˌstan-də-ˈbi-lə-tē noun understandable ˌən-dər-ˈstan-də-bəl adjective Synonyms of understand Relevance know comprehend See All Synonyms & Antonyms in Thesaurus Choose the Right Synonym for understand understand , comprehend , appreciate mean to have a clear or complete idea of. understand and comprehend are very often interchangeable. understand may, however, stress the fact of having attained a firm mental grasp of something. orders that were fully understood and promptly obeyed comprehend may stress the process of coming to grips with something intellectually. I have trouble comprehending your reasons for doing this appreciate implies a just evaluation or judgment of a thing's value or nature. failed to appreciate the risks involved Examples of understand in a Sentence I can't understand a word you're saying. I don't understand these directions. I want you to stay away from her. Do you understand ? I don't understand how this is supposed to work. He doesn't really understand the situation. You should read the book in order to understand more about the subject. I can't understand why she would do such a thing. She's beginning to understand what's going on. You have to understand that I had no other choice. At first we didn't get along, but I think we understand each other now. See More Recent Examples on the Web Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback . Investors are finally understand that a living ocean is a natural capital asset that matters to the balance sheet. — Natalie Sum Yue Chung, Fortune , 3 May 2026 Cities and counties understand their infrastructure, housing needs, traffic patterns, and long-term goals better than the state does. — Mark Dee may 3, Idaho Statesman , 3 May 2026 In contrast, the HCM–perovskite boundary is described using semiconductor heterojunction theory, a standard framework in electronics for understanding how two materials with different energy levels interact when joined together. — Bojan Stojkovski, Interesting Engineering , 3 May 2026 Anyone who has spent time in government understands that debate and disagreement are inherent to the process. — John Herbst, Sun Sentinel , 3 May 2026 See All Example Sentences for understand Word History Etymology Middle English, from Old English understandan , from under + standan to stand First Known Use before the 12th century, in the meaning defined at transitive sense 1a Time Traveler The first known use of understand was before the 12th century See more words from the same century Phrases Containing understand fail to see / understand give (someone) to understand Rhymes for understand ampersand beforehand behindhand bottomland contraband countermand dixieland fairyland fatherland firebrand hinterland motherland See All Rhymes for understand Browse Nearby Words understaffed understand understandability See all Nearby Words Articles Related to understand Read This to Get 'Smart' Are you smart enough to juggle the word's multiple meanings? Cite this Entry Style MLA Chicago APA Merriam-Webster “Understand.” Merriam-Webster.com Dictionary , Merriam-Webster, https://www.merriam-webster.com/dictionary/understand. Accessed 6 May. 2026. Copy Citation Kids Definition understand verb un·​der·​stand ˌən-dər-ˈstand understood -ˈstu̇d ; understanding 1 a : to get the meaning of : comprehend b : to have thorough acquaintance with understand the arts 2 : to have reason to believe : gather , infer I understand that they will arrive today 3 : to take as meaning something not openly made known : interpret , explain understand the letter to be a refusal 4 : to have a sympathetic attitude my cousin doesn't understand about these things 5 : to supply in thought as if expressed "to be married" is commonly understood after the word "engaged" understandable -ˈstan-də-bəl adjective understandably -blē adverb More from Merriam-Webster on understand Nglish: Translation of understand for Spanish Speakers Last Updated: 4 May 2026 - Updated example sentences Love words? Need even more definitions? Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free! 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