- seminal canal
- seminal crest
- seminal root
- seminal vesicle
- seminar
- seminar room
- seminarcosis
- seminarian
- seminarist
- seminary
- semination
- seminiferous
- seminiferous tubule
- seminivorous
- seminoma
- seminomad
- seminomadic
- seminude
- seminudity
- seminuria
- semiofficial
- semiology
- semioscillation
- semiotical
- semiotician
- semiotics
- semipalmated
- semiparasite
- semiparasitic
- semipegmatite rock
- semipenniform
- semipermeable
- semipermeable membrane
- semiplane
- semiplastic explosive
- semipolar
- semiporcelain
- semiportable
- semipositive mold
- semipostive mold
- semipostive mould
- semipotal crane
- semiprecious
- semiprecious stone
- semiprefabrication
- semipressure pipe
- semipro
- semiprocessed steel
- semipronation
- semiprone
- semipublic
- semipure
- semiquantitative
- semiquantitative analysis
- semiquantitative method
- semiquaver
- semireflecting plate
- semirefrigerated
- semiregular
- semirigid duct
- semirigid insulation
- semirocky soil
- semirotary motion
- semirotary pump
- semisedentary
- semiselective
- semishrouded
- semisilica brick
- semiskilled worker
- semisolid
- semisolid bitumen
- semisolid cryogen
- semisolid frozen
- semisolid medium
- semisolid soil
- semisoluble
- semispan
- semisphere
- semispheric
- semispherical
- semispherical dome
- semistable
- semistarvation
- semisteel
- semisubmerged jump
- semisubmersiblerig
- semisulcus
- semisupine
- semisweet
- semite
- semitendinous muscle
- semitic
- semitight
- semitism
- semitonal
- semitone
- semitrailer
- semitrailer spreader
- semitrailer truck
- semitrailling arm