词根词缀：sero-, ser-, seri-

【来源及含义】Latin: serum, whey; watery substance; serum, in connection with serum

【相关描述】Used primarily in the extended sense of "clear animal fluid".

【相关词根词缀】Serum, whey words: oro-, orrho- unit.

【同源单词】autoserotherapy, chemoserotherapy, mucoserous, seroconversion, seroculture, serodiagnosis

词根词缀：serpe-, serpen-, serpent-, serpenti-

【来源及含义】Latin: creeping, to creep; a creeping thing; snake, snakes; serpent, serpents

【同源单词】Serpens, serpent, serpentarium, Serpentarius, serpenticide, serpentiferous

词根词缀：serra-, serri-, serr-

【来源及含义】Latin: saw, saw-tooth

【同源单词】serra, serradella, Serranidae, serranoid, Serrasalmidae, serrate

词根词缀：serv- (slave)

【来源及含义】Latin: servire, to serve, to be a slave; slave; slavery

【相关描述】From Latin servire, to be a slave, to serve; from servus, slave, which is an Etruscan loan word. Of course, the modern use of "serve" has gone beyond the "slavery" aspect, but we are considering the etymology of the words which apparently came from the original idea of "slavery".

This Latin serv- is not related to another serv-, -serve which means "to save, to preserve".

【同源单词】deserve, deservedly, disserve, disservice, Nemo liber est qui corpori servit, Paratae servire

词根词缀：serv-, -serve

【来源及含义】Latin: servare, to watch, to keep safe, to protect, to maintain; to preserve

【相关描述】Don't confuse this serv-, -serve with another Latin serv- which means "servant" or "slave".

【同源单词】archaeological conservancy, Arte conservatus, astronomical observatory, behavioral observation audiometry, conservation, conservation

词根词缀：sesqui-

【来源及含义】Latin: one and a half; normally used as a prefix; from Latin, semis “half” + que “and”

【相关描述】In chemistry, three atoms or equivalents of the [specified] element or radical are combined with two of another, as in iron sesquioxide, Fe ²O³. Also defined as the proportion of two (of one radical or element) to three (of another).

【同源单词】hippopotomonstrosesquipedalian, hippopotomonstrosesquipedalianism, hippopotomonstrosesquipedalianist, hippopotomonstrosesquippedaliophobia, hyperpolysyllabicsesquipedalianist, sesquialteral

词根词缀：set-, seto-, seti-

【来源及含义】Latin: bristle [short stiff hair on an animal or plant, or a mass of short stiff hairs growing; especially, on a hog's back or a man's face]

【同源单词】bisetose, seta, setaceous, setiferous, setiform, setiparous

词根词缀：sex-, sexi-, sext-

【来源及含义】Latin: six, sixth; a word element for number 6

【相关描述】Don't confuse this sex- with another one that refers to "mating" or "gender".

【同源单词】senary, sexadecimal, sexagenarian, sexagenary, sexagesima, sexagesimal

词根词缀：sialo-, sial-

【来源及含义】Greek: saliva (suh LIGH vuh); spittle, foam from the mouth; the salivary glands

【相关词根词缀】Other related saliva and/or spittle units: ptyalo-; salivo-; sput-.

【同源单词】aerosialophagy, antisialagogue, asialia, galactosialidosis, glycosialorrhea, insalivation

词根词缀：sicca-, sicc-

【来源及含义】Latin: drying, dry; withered; arid

【同源单词】desiccant, desiccant, desiccate, desiccated, desiccation, desiccation breccia