Matching Words
285 ResultsBelow are the words that matched your query.
Protoctista
- noun - in most modern classifications, replacement for the Protista; includes: Protozoa; Euglenophyta; Chlorophyta; Cryptophyta; Heterokontophyta; Rhodophyta; unicellular protists and their descendant multicellular organisms: regarded as distinct from plants and animals
Protoctists
- noun - any of the unicellular protists
Protohemins
- noun - a reddish-brown chloride of heme; produced from hemoglobin in laboratory tests for the presence of blood
Protohippus
- noun - Pliocene horse approaching donkeys in size
Protologies
- noun - the study of origins and first things; "To Christians, protology refers to God's fundamental purpose for humanity"
Protomammal
- noun - probably warm-blooded; considered direct ancestor of mammals
Protomartyr
- - The first martyr; the first who suffers, or is sacrificed, in any cause; -- applied esp. to Stephen, the first Christian martyr.
Protomerite
- - The second segment of one of the Gregarin
Protometals
- - A finer form of metals, indicated by enhanced lines in their spark spectra (which are also observed in the spectra of some stars), obtained at the highest available laboratory temperatures (Lockyer); as protocalcium, protochromium, protocopper, protonickel, protosilicon, protostrontium, prototitanium, protovanadium.