| COMMISERATES | • commiserates v. Third-person singular simple present indicative form of commiserate. • COMMISERATE v. to feel or express sympathy. |
| HAMMERSTONES | • hammerstones n. Plural of hammerstone. • HAMMERSTONE n. a stone used as a hammer in the production of tools during the Acheulian period. |
| HEMITROPISMS | • HEMITROPISM n. the state of being a hemitrope, a twinned crystal. |
| HOMOEROTISMS | • HOMOEROTISM n. homosexuality, also HOMOEROTICISM. |
| IMMERSIONIST | • immersionist n. (Theology) One who holds the doctrine that immersion is an essential part of Christian baptism. • IMMERSIONIST n. a person who favours or practises baptism by immersion. |
| IMMORTALISES | • immortalises v. Third-person singular simple present indicative form of immortalise. • IMMORTALISE v. to render immortal, also IMMORTALIZE. |
| MAISTERDOMES | • MAISTERDOME n. (obsolete) mastery. |
| MAYSTERDOMES | • MAYSTERDOME n. (Spenser) mastery. |
| MEGASTARDOMS | Sorry, definition not available. |
| MEMORIALISTS | • memorialists n. Plural of memorialist. • MEMORIALIST n. a person who writes or signs a memorial. |
| MESOGASTRIUM | • mesogastrium n. (Anatomy) The part of the embryonic mesentery that includes the stomach. • MESOGASTRIUM n. the mesentery supporting the embryonic stomach. |
| MESOTHORIUMS | • mesothoriums n. Plural of mesothorium. • MESOTHORIUM n. an old name for either of two radioactive elements. |
| MUSHROOMIEST | • MUSHROOMY adj. of or like a mushroom. |
| SEISMOMETERS | • seismometers n. Plural of seismometer. • SEISMOMETER n. an instrument for measuring earthquake intensity. |
| SEISMOMETRIC | • seismometric adj. Of or pertaining to seismometry. • SEISMOMETRIC adj. relating to measurement by seismometer, also SEISMOMETRICAL. |
| TAUTOMERISMS | • tautomerisms n. Plural of tautomerism. • TAUTOMERISM n. possession of more than one structure by a substance. |
| ZYMOSIMETERS | • zymosimeters n. Plural of zymosimeter. • ZYMOSIMETER n. an instrument for measuring fermentation. |