(anatomy) Either of the two ducts in female mammals through which ova pass from the ovaries to the uterus.

stout, rotund / Resembling a tub; sounding dull and without resonance or freedom of sound.

(derogatory, slang, often used teasingly) An overweight person.

A baby who was conceived by in vitro fertilisation and then implanted in the uterus of the mother.

(chemistry) a glass tube, rounded at one end and open at the other; used for small-scale laboratory tests

produced in a test tube / conceived or developed in vitro by artificial insemination

A device that produces X-rays by directing energetic electrons into a metal target.

(anatomy) In humans and other land vertebrates, a tube that links the nasopharynx to the cavity of the middle ear to allow the equalization of the pressure on both sides of the eardrum.

the tube that develops from the wall of a pollen grain and, in seed plants, provides a passage through which the male nuclei reach the embryo sac to effect fertilization

tubes, considered as a group / a length of tube, or a system of tubes / the recreation of riding down a river on an inner tube