A small single-railcar on-demand rail system with trunk-separated stations that does not operate on any fixed route but rather to stations where it has been requested, similar to an elevator.

An aphthous ulcer; an open sore in the mouth, or rarely a break in the mucous membrane or the epithelium on the lips or surrounding the mouth.

(telecommunications) The frequency area from 300 MHz through 3 GHz, commonly used for TV broadcasting.

(pharmacology) A synthetic form of urodilatin.

plural of ularburong

plural of ultimate tensile strength

(engineering) The greatest tensile engineering stress a material can withstand before it fractures.

A pigment which is the residuum of lapis lazuli after the ultramarine has been extracted, and which was formerly used as a middle or neutral tint for flesh, skies, and draperies.

A green pigment obtained as a first product in the manufacture of ultramarine, into which it is changed by subsequent treatment.

plural of ultramarine ash