Used other than figuratively or idiomatically: see elephant, trunk. / (astronomy) An extended pillar-like mass of interstellar gas and dust found near a massive star.

plural of trunk piston

(historical) A sleeve, in clothing, with the upper part puffed.

plural of trunk sleeve

(now historical) Synonym of trunkhose

(anatomy) A string of ganglia running down each side of the spinal cord throughout most of its length, containing cell bodies of neurons that belong to the sympathetic nervous system and that project axons to muscles and glands.

(anatomy) An artery that arises from the right ventricle of the heart and branches into the right and left pulmonary arteries.

Synonym of brachiocephalic artery

A kind of chest for luggage, having a flat or slightly curved top and usually covered in canvas, leather or patterned paper.

(telephony, British spelling) A system of automatic connection of trunk calls through dialling a phone number without operator assistance.