anatotitan
— Noun
– English
~ one of the largest and most famous duck-billed dinosaurs
anatoxin
— Noun
– English
~ a bacterial toxin that has been weakened until it is no longer toxic but is strong enough to induce the formation of antibodies and immunity to the specific disease caused by the toxin; "diphtheria toxoid"
anatropous
— Adjective
– English
~ (of a plant ovule) completely inverted; turned back 180 degrees on its stalk
Anaxagoras
— Noun
– English
~ a presocratic Athenian philosopher who maintained that everything is composed of very small particles that were arranged by some eternal intelligence (500-428 BC)
Anaximander
— Noun
– English
~ a presocratic Greek philosopher and student of Thales who believed the universal substance to be infinity rather than something resembling ordinary objects (611-547 BC)
Anaximenes
— Noun
– English
~ a presocratic Greek philosopher and associate of Anaximander who believed that all things are made of air in different degrees of density (6th century BC)
ancestor
— Noun
– English
~ someone from whom you are descended (but usually more remote than a grandparent)
ancestry
— Noun
– English
~ the descendants of one individual; "his entire lineage has been warriors"
ancestry
— Noun
– English
~ inherited properties shared with others of your bloodline
anchor
— Verb
– English
~ secure a vessel with an anchor; "We anchored at Baltimore"
anchor
— Verb
– English
~ fix firmly and stably; "anchor the lamppost in concrete"
anchor
— Noun
– English
~ a television reporter who coordinates a broadcast to which several correspondents contribute
anchor
— Noun
– English
~ a mechanical device that prevents a vessel from moving
anchor
— Noun
– English
~ a central cohesive source of support and stability; "faith is his anchor"; "the keystone of campaign reform was the ban on soft money"; "he is the linchpin of this firm"
anchorage
— Noun
– English
~ the condition of being secured to a base; "the plant needs a firm anchorage"; "the mother provides emotional anchorage for the entire family"
Anchorage
— Noun
– English
~ a city in south central Alaska; "Anchorage is the largest city in Alaska"