The Word Within the Word Stem Lesson 5

The Word Within the Word Stem Lesson 5 Part 2 (stems 116 -125)

116. geo meaning: earth Sentence example: Which earth study do you prefer: geology, geography, or geophysics?

Clue Words: geography, geothermal, geology, geophysics, geometry, geode

geography • the study of the spatial and physical characteristics of the earth’s surface

117. helio meaning: sun Sentence example: Galileo thought that the solar system was heliocentric, not earth-centered.

Clue Words: Helios, heliotropic, heliocentric, heliograph, perihelion, aphelion

heliotropic • turning or growing towards the light

118. thermo meaning: heat Sentence example: The thermotropic plants were killed by the cold front.

Clue Words: thermostat, thermos, thermotropic, thermonuclear

thermotropic • oriented growth in response to heat

119. tetra meaning: four Sentence example: Is a square a tetragon or a tetrahedron?

Clue Words: tetrameter, tetrahedron, tetragon, tetrachloride, tetracycline

tetrahedron • a four-sided object

120. meter meaning: measure Sentence example: The hydrometer measured the flow of the trout stream.

Clue Words: thermometer, millimeter, octameter, hydrometer, odometer

hydrometer • an instrument for determining the specific gravity of a liquid

121. scope meaning: look Sentence example: A UFO appeared on the radarscope.

Clue Words: telescope, microscope, periscope, radarscope, horoscope, electroscope

microscope • an optical instrument used to magnify

122. son meaning: sound Sentence example: The senator’s sonorous voice was her best political weapon.

Clue Words: sonar, unison, sonorous, sonnet, dissonance, resonant, supersonic

resonant • sounding again or echoing

123. dec meaning: ten Sentence example: The Olympic decathlon winner was famous for a decade.

Clue Words: decade, decimal, decagon, decathlon, decimate, Decalogue Bryan Clay 2004 Silver Medal Athens Olympics

decathlon • an athletic contest containing ten track-and -field events

124. stell meaning: star Sentence example: The interstellar spaceship launching was a stellar occasion.

Clue Words: interstellar, stelliform, stellar, constellation, stellate

Clue Words: interstellar, stelliform, stellar, constellation, stellate

interstellar • between stars

125. amat meaning: love Sentence example: The amateur astronomer was an amiable fellow who loved his hobby.

Clue Words: amatory, amateur, amorous, amiable, amigo

amorous • of or pertaining to love