词根词缀：amygdalo-, amygdal-

【来源及含义】Latin: tonsil [almond, almond shaped]

【同源单词】amygdal, amygdalin, amygdaline, amygdaloid, amygdalolith, amygdalopathy

词根词缀：astro-, astr-

【来源及含义】Greek: star, stars, star shaped; also pertaining to outer space

【同源单词】apastron, archaeoastronomer, archaeoastronomy, astro-alchemist, astrobiology, astroblast

词根词缀：bacillo-, bacill-, bacilli-

【来源及含义】Latin: rod, staff, stick; a rod-shaped bacterium

【同源单词】actinobacillosis, actinobacillus, bacillar, bacillary, bacillemia, bacillicide

词根词缀：bacterio-, bacteri-, bacter-, -bacteria, -bacterial, -bacterially, -bacterium

【来源及含义】Greek: rod-shaped micro-organism; used in biomedical terminology

【同源单词】Agrobacterium, archaebacterium, archaeobacterium, bacteremia, bacterial, bactericidal

词根词缀：bulbo-

【来源及含义】Greek > Latin: onion, bulbous root, bulb; ball-shaped part of the stem of certain plants; such as, onions, tulips etc, from which their roots grow

【同源单词】bulbaceous, bulboid, bulbous, bulbus, olfactory bulb

词根词缀：calyc-, calyci-, calyx-

【来源及含义】Greek: shell; husk; cup [of a flower], used primarily in the specialized senses of "pertaining to or of a cup-shaped bodily organ or cavity"; also a reference to the "cup-shaped ring of sepals encasing a flower bud"

【同源单词】calicectomy, calycanthemous, calyces, calyciflorous, calyciform, calycine

词根词缀：chordo-, chord-, cordo-, cord-

【来源及含义】Greek: khorde, "gut string" [of a lyre]; used in an extended sense to mean "sinew, flexible rod-shaped organ, string, cord"; Latin: chorda, "related notes in music, string of a musical instrument, cat-gut" via Old French, corde, "rope, string, twist, cord"

【同源单词】anemochord, cephalochordata, chordata, chordectomy, chorditis, chronic subglottic laryngitis

词根词缀：cotylo-, cotyl-

【来源及含义】Greek: cup, any cup-shaped hollow; a seed leaf

【同源单词】acotyledon, acotyledonous, cotyle, cotyledon, cotyliform, cotyloid

词根词缀：crico-, cric-

【来源及含义】Greek: ring; used in the extended sense of pertaining to the [ring-shaped] cartilage that forms the back and lower part of the laryngeal cavity

【同源单词】cricoid, cricoidectomy, cricopharyngeal, cricothyrotomy, intercricothyrotomy

词根词缀：cteno- cten-

【来源及含义】Greek: comb, rake; comblike, comb-shaped

【同源单词】cryptophthalmus, ctene, ctenidia, ctenidium, cteniform, Ctenocephalus