Term: actinoid: any of a series of radioactive elements with atomic numbers 89 through 103
Broader: group: any number of entities (members) considered as a unit | Unrelated: lifeguard: an attendant employed at a beach or pool to protect swimmers from accidents
Broader: group: any number of entities (members) considered as a unit | Unrelated: senatorship: the office of senator
Broader: group: any number of entities (members) considered as a unit | Unrelated: ketosteroid: a steroid containing a ketone group
Broader: group: any number of entities (members) considered as a unit | Unrelated: chronoperates paradoxus: shrew-sized protomammal from the Alberta region of Canada; from about 55 million years ago (much more recent than other mammal-like reptiles)
Broader: group: any number of entities (members) considered as a unit | Unrelated: corrosion: erosion by chemical action
Broader: group: any number of entities (members) considered as a unit | Unrelated: oliguria: production of an abnormally small amount of urine
Broader: group: any number of entities (members) considered as a unit | Unrelated: postage meter: meter for bulk mailings that imprints correct prepaid postage on pieces of mail and records the total charge
Broader: group: any number of entities (members) considered as a unit | Unrelated: service line: the back line bounding each end of a tennis or handball court; when serving the server must not step over this line
Broader: group: any number of entities (members) considered as a unit | Unrelated: communism: a political theory favoring collectivism in a classless society
Broader: group: any number of entities (members) considered as a unit | Unrelated: dimmer: a rheostat that varies the current through an electric light in order to control the level of illumination