immature

adjective

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im·ma·ture | \ ˌi-mə-ˈtu̇r

, -ˈtyu̇r, -ˈchu̇r

Definition of immature

1a : exhibiting less than an expected degree of maturity emotionally immature adults

b : lacking complete growth, differentiation, or development immature fruits a sexually immature bird

c : having the potential capacity to attain a definitive form or state : crude, unfinished a vigorous but immature school of art

2 archaic : premature

Other Words from immature Synonyms & Antonyms More Example Sentences Learn More about immature

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Other Words from immature

immature noun

immaturely adverb

immaturity \ ˌi-mə-ˈtu̇r-ə-tē

, -ˈtyu̇r- , -ˈchu̇r- \ noun

Synonyms & Antonyms for immature

Synonyms

Antonyms

Examples of immature in a Sentence

The flock included both adult and immature birds. His teachers have complained about his immature behavior.

Recent Examples on the Web This is about being too immature or self-involved to recognize how his behavior affects and hurts his partner’s feelings. — Washington Post, 6 May 2021 This is about being too immature or self-involved to recognize how his behavior affects and hurts his partner’s feelings. — Amy Dickinson, Detroit Free Press, 6 May 2021 This is about being too immature or self-involved to recognize how his behavior affects and hurts his partner’s feelings. — Amy Dickinson, oregonlive, 6 May 2021 In Massachusetts, two and a half years after the first legal pot sales — and despite a substantial increase in the pace of licensing — the state’s cannabis industry remains relatively immature. — BostonGlobe.com, 20 Apr. 2021 Most have one to five-year lifecycles and generally have immature stages that live below ground and adults that emerge from the ground to reproduce. — Paul Cappiello, The Courier-Journal, 14 May 2021 Your brother-in-law is a conscienceless, immature braggart. — Arkansas Online, 14 May 2021 As a result, a new slimming coffee Vitaccino Imperia Elita, made of African-Ethiopian black coffee Moyojava, soluble low-fat milk and natural extracts for weight loss Hunger-obliviongrass, Griffonia Simplicifolia, Tuckahoe and immature oranges. — Mike Wehner, BGR, 12 May 2021 Hunters had brought in a few early season birds, taken in September and October, that were immature. — Anchorage Daily News, 8 May 2021

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'immature.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.