9-letter words starting with he
- heterotic — Of or relating to heterosis (hybrid vigor).
- hetmanate — the authority, rule, or domain of a hetman.
- heucheras — Plural form of heuchera.
- heuneburg — an excavated prehistoric site in S Germany, near Ulm, consisting chiefly of a great early Iron Age fortification dating mostly to the second half of the first millennium b.c. and indicating that the inhabitants carried on an extensive trade with cities in the eastern Mediterranean.
- heuretics — the use of logic
- heuristic — serving to indicate or point out; stimulating interest as a means of furthering investigation.
- hexabasic — containing six hydrogen atoms capable of being replaced or ionized: a hexabasic acid.
- hexacanth — (zoology) Having six larval hooks.
- hexachord — a diatonic series of six tones having, in medieval music, a half step between the third and fourth tones and whole steps between the others.
- hexagonal — of, relating to, or having the form of a hexagon.
- hexagrams — Plural form of hexagram.
- hexahedra — plural of hexahedron: solid figure with six plane faces
- hexameral — hexamerous.
- hexameric — Of or pertaining to a hexamer.
- hexameron — hexaemeron.
- hexameter — a dactylic line of six feet, as in Greek and Latin epic poetry, in which the first four feet are dactyls or spondees, the fifth is ordinarily a dactyl, and the last is a trochee or spondee, with a caesura usually following the long syllable in the third foot.
- hexaploid — having a chromosome number that is six times the haploid number.
- hexapodal — of or relating to the hexapods
- hexastich — a strophe, stanza, or poem consisting of six lines.
- hexastyle — having six columns, as a portico or the facade of a classical temple.
- hexateuch — the first six books of the Old Testament.
- hexathlon — an athletic contest consisting of six different events
- heyerdahl — Thor [too r] /tʊər/ (Show IPA), 1914–2002, Norwegian ethnologist and author.
- heyrovsky — Jaroslav [yah-raw-slahf] /ˈyɑ rɔ slɑf/ (Show IPA), 1890–1967, Czech chemist: Nobel Prize 1959.
- hezbollah — a radical Shiʿite Muslim organization in Lebanon engaged in guerrilla warfare against Israel.