san health sane mentally healthy; sanitary relating to cleanliness and health; sanitation maintenance of public health and cleanliness.
scend
scend climb, go ascend to climb upward; crescendo a climbing up of the volume of music; descend to go or climb down.
sci
sci know conscience sense of knowing right from wrong; conscious knowing what is happening; omniscient knowing everything.
scler/o
scler/o hard arteriosclerosis hardening of the arterial walls; multiple sclerosis disease which causes the tissue of the brain and spinal cord to harden; sclerometer instrument for measuring hardness.
scop/e/y
scop/e/y see, examine, observe microscope a device used to see tiny things; periscope a seeing instrument on a submarine; telescope a device used to see over a distance.
scrib,
scrib, script write, written inscribe to write letters or words on a surface; scribe a person who writes out documents; describe to represent with words or pictures.
se
se apart secede to formally break away from; seclude to keep away from; serum a liquid isolated out of another.
sect
sect cut dissect to cut apart piece by piece; intersection the place or point where two things cross each other; bisect to cut into two equal parts.
self
self of, for, or by itself self-discipline the ability to discipline yourself; self-respect respect for yourself; selfish concerned only with your own interests.
semi
semi half, partial semiannual every half year; semicircle half a circle; semiconscious partly conscious; semiannual every half of a year.
sept/i
sept/i seven September this used to be the seventh month in the Roman calendar; septet a group of seven musicians; septuagenarian a person in his/her seventies.
serv
serv save, keep conserve to save or keep something safe; preserve to save something; reservation a place kept for a person.
sex
sex six sextet or sextette a composition or group of six, sextuple sixfold; sexagenarian person in his/her sixties.
sol
sol alone desolate lonely, dismal, gloomy; solitary done alone, by yourself; solo a performance done by one person alone.
sol
sol sun solar involving the sun; parasol umbrella protecting from the sun; solarium a room where one is exposed to sun light.
somn/I
somn/I sleep insomnia inability to fall asleep; somniloquy talking in your sleep; somnolent feeling sleepy.
son
son sound consonant a speech sound; sonorous producing loud, full, rich sounds; supersonic faster than sound; unison as one voice.
soph
soph wise philosopher a wise person; sophisticated wise about the ways of the world; sophism a clever but misleading argument.
spec/t,spic
spec/t,spic see, look circumspect cautious, looking all around; retrospective a looking back at past things; spectator a person who sees an event.
sphere
sphere ball biosphere the whole round surface of the earth; hemisphere half the earth spherically shaped like a ball.
spir
spir breathe inspire to stimulate or animate; transpire to give of vapor with waste product through the skin or a membrane; spirit invisible life force.
sta
sta stand stable standing steady and firm; stagnant standing still, not moving; stationary at a standstill, fixed.
stell
stell star constellation a group of stars that forms a pattern; interstellar between the stars; stellar relating to stars.
struct
struct build construct to build; destruction the act of destroying something that was built; structure something built; infrastructure underlying framework of a system.
sub
sub under, lower than, inferior to submarine an underwater boat; submerge to put underwater; substandard inferior to accepted standards.
sum
sum highest sum the combined total of everything; summation the total, highest amount; summit the highest point or top.
super
super higher in quality or quantity Super bowl the final annual football game; superior above average, better in quality; supersonic faster than the speed of sound.
sy/m/n/l/s
sy/m/n/l/s together, with, same symmetry -similarity in size, form or arrangement; synergy the combined effect; synchronize to cause to occur at the same time.