Matching Words
2536 ResultsBelow are the words that matched your query.
Rubidine
- - A nitrogenous base homologous with pyridine, obtained from coal tar as an oily liquid, C11H17N; also, any one of the group od metameric compounds of which rubidine is the type.
Rubidium
- noun - a soft silvery metallic element of the alkali metal group; burns in air and reacts violently in water; occurs in carnallite and lepidolite and pollucite
Rubiform
- - Having the nature or quality of red; as, the rubiform rays of the sun.
Rudiment
- noun - the elementary stages of any subject (usually plural); "he mastered only the rudiments of geometry"
- the remains of a body part that was functional at an earlier stage of life; "Meckel's diverticulum is the rudiment of the embryonic yolk sac"
Rudistes
- - An extinct order or suborder of bivalve mollusks characteristic of the Cretaceous period; -- called also Rudista. See Illust. under Hippurite.
Rufiopin
- - A yellowish red crystalline substance related to anthracene, and obtained from opianic acid.
Rulingly
- - In a ruling manner; so as to rule.
Ruminant
- adjective - any of various cud-chewing hoofed mammals having a stomach divided into four (occasionally three) compartments
- related to or characteristic of animals of the suborder Ruminantia or any other animal that chews a cud; "ruminant mammals"