Words related to cenozoic
early 15c., "recently made," of foods, etc., "fresh, newly made," from Latin recentem (nominative recens) "lately done or made, of recent origin, new, fresh, young," from re- (see re-) + PIE root *ken- "fresh, new, young" (source also of Greek kainos "new;" Sanskrit kanina- "young;" Old Irish cetu- "first," Breton kent "earlier;" Old Church Slavonic načino "to begin," koni "beginning").
Meaning "of or pertaining to the time just before the present" is by 1620s. Related: Recently; recentness ("state or quality of being recent," 1670s, but OED reports recency (1610s) was "Common in 19th c.").
It forms all or part of: abiogenesis; aerobic; amphibian; anaerobic; azo-; azoic; azotemia; bio-; biography; biology; biome; bionics; biopsy; biota; biotic; cenobite; Cenozoic; convivial; couch-grass; epizoic; epizoon; epizootic; macrobiotic; Mesozoic; microbe; Protozoa; protozoic; quick; quicken; quicksand; quicksilver; quiver (v.) "to tremble;" revive; survive; symbiosis; viable; viand; viper; vita; vital; vitamin; victuals; viva; vivace; vivacious; vivarium; vivid; vivify; viviparous; vivisection; whiskey; wyvern; zodiac; Zoe; zoetrope; zoic; zoo-; zoolatry; zoology; zoon; zoophilia; zoophobia; zooplankton.
It is the hypothetical source of/evidence for its existence is provided by: Sanskrit jivah "alive, living;" Old Persian *jivaka- "alive," Middle Persian zhiwak "alive;" Greek bios "one's life, course or way of living, lifetime," zoe "animal life, organic life;" Old English cwic, cwicu "living, alive;" Latin vivus "living, alive," vita "life;" Old Church Slavonic zivo "to live;" Lithuanian gyvas "living, alive," gyvata "(eternal) life;" Old Irish bethu "life," bith "age;" Welsh byd "world."
in geology, "of or found in that part of the geological series between the Paleozoic and what was then called the Tertiary," 1840, from Greek mesos "middle" (from PIE root *medhyo- "middle") + zoe "life" (from PIE root *gwei- "to live") + -ic. The name was coined by British geologist John Phillips for the fossil era "between" the Paleozoic and what is now the Cenozoic. An older name for it was Secondary.