IELTS infant Definition A very young child, typically under one year old. Example "The infant smiled at the sound of her mother's voice." Sign in to save IELTS Quiz → ← infancy infantile → Study tips featuring "infant" Audit Your Own Writing to Find Gaps Boost Your IELTS Writing With Precise Vocabulary Related words IELTS sincere GRE abide SAT abnormal TOEFL aboard TOEFL abolition TOEFL abort IELTS abortion SAT abrupt SAT absence TOEFL absent GRE absolute TOEFL absolutely