urethra

n. a membrane-lined duct that carries urine from the urinary bladder to the exterior. In males, it passes through the corpus spongiosum of the penis and also serves as a channel for semen at ejaculation. In females, the urethra is less than 4 cm long and leads to an opening anterior to the vaginal orifice. —urethral adj.

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Psychology term of the day

December 26th 2024

cubic difference tone

see combination tone.