humanitarian (n.)youdaoicibaDictYouDict[humanitarian 词源字典]
1794 (n.) in the theological sense "one who affirms the humanity of Christ but denies his pre-existence and divinity," from humanity + suffix from unitarian, etc.; see humanism. Meaning "philanthropist, one who advocates or practices human action to solve social problems" is from 1842, originally disparaging, with a suggestion of excess. As an adjective, by 1834.[humanitarian etymology, humanitarian origin, 英语词源]
humanitarianism (n.)youdaoicibaDictYouDict
by 1794 as a Christian theological position, from humanitarian + -ism. Sense related to ethical benevolence attested by 1838.
sanitarium (n.)youdaoicibaDictYouDict
1829, literally "place dedicated to health," from neuter of Modern Latin *sanitarius, from Latin sanitas "health," from sanus "healthy; sane" (see sane). Compare sanatarium.
sanitary (adj.)youdaoicibaDictYouDict
1823, "pertaining to health," from French sanitaire (1812), from Latin sanitas "health," from sanus "healthy; sane" (see sane). In reference to menstrual pads, first attested 1881 (in sanitary towel).
sanitation (n.)youdaoicibaDictYouDict
1848, irregularly formed from sanitary. Figurative use from 1934. As a euphemism for garbage (as in sanitation engineer) first recorded 1939.
unsanitary (adj.)youdaoicibaDictYouDict
1871, from un- (1) "not" + sanitary (adj.).
granitayoudaoicibaDictYouDict
"An Italian-style water ice with a granular texture", Italian.
sanitarianyoudaoicibaDictYouDict
"An official responsible for public health or a person in favour of public health reform", Mid 19th century: from sanitary + -ian.