— thermometric /therr'meuh me"trik/ , thermometrical , adj. — thermometrically , adv.
/theuhr mom"i teuhr/ , n.
an instrument for measuring temperature, often a sealed glass tube that contains a column of liquid, as mercury, that expands and contracts, or rises and falls, with temperature changes, the temperature being read where the top of the column coincides with a calibrated scale marked on the tube or its frame.
[ 1615-25; THERMO- + -METER ]