| AMENORRHEA | • amenorrhea n. (American spelling) Alternative spelling of amenorrhoea. • AMENORRHEA n. abnormal absence or arrest of menstruation, also AMENORRHOEA. |
| ARCHENTERA | • archentera n. Plural of archenteron. • ARCHENTERON n. in the developing embryo, the primitive gut. |
| BARRELHEAD | • barrelhead n. The head of a barrel, especially when the barrel has been stood vertically and its head thus serves… • barrel-head n. Alternative form of barrelhead. • barrel␣head n. Alternative form of barrelhead. |
| CARRAGHEEN | • carragheen n. Alternative form of carrageen. • CARRAGHEEN n. (Irish) a kind of dark red, branched seaweed, aka Irish moss, also CARAGEEN, CARRAGEEN. |
| DREARIHEAD | • drearihead n. (Obsolete) sadness; dreariness. • DREARIHEAD n. (Spenser) affliction; dreariness, also DREARIHOOD, DRERIHEAD. |
| EARBASHERS | • earbashers n. Plural of earbasher. • EARBASHER n. (Australian slang) one who earbashes, talks incessantly. |
| HEARTBREAK | • heartbreak n. Overwhelming mental anguish or grief, especially that caused by loss or disappointment. • HEARTBREAK n. crushing grief, anguish, or distress. • HEARTBREAK v. to cause intense grief to. |
| HEARTWATER | • heartwater n. Ehrlichiosis. • HEARTWATER n. a fatal tick-borne viral disease of cattle, sheep and goats. |
| HYPERAWARE | • hyperaware adj. Extremely aware; much more alert to stimuli than normal. • HYPERAWARE adj. excessively aware. |
| REHEARSALS | • rehearsals n. Plural of rehearsal. • REHEARSAL n. an act of rehearsing. |
| ROADHEADER | • ROADHEADER n. a tunnelling machine used in mining that excavates with a combination of cutting blades and high-pressure water jets. |
| SHAREWARES | • SHAREWARE n. a computer program available for use for a small payment made on trust. |
| SHEARWATER | • shearwater n. Any of the long-winged pelagic seabirds of the family Procellariidae in genera Puffinus, Ardenna, and… • shearwater n. (By extension) Any of the entire family Procellariidae, including certain of the petrels. • SHEARWATER n. a gull-like oceanic bird of the petrel family. |
| TETRAHEDRA | • tetrahedra n. Plural of tetrahedron. • TETRAHEDRON n. a polyhedron that has four faces. |
| THREADBARE | • threadbare adj. (Of cloth) shabby, frayed and worn to an extent that warp threads show. • threadbare adj. Damaged or shabby. • threadbare adj. (Of a person) wearing clothes of threadbare material. |