| ASTROHATCHES | • ASTROHATCH n. a domed window in an aircraft for astronomical observations. |
| ATHWARTSHIPS | • athwartships adv. (Nautical) Across the vessel sideways, i.e. in a direction at right angles to the fore-and-aft line of the vessel. • ATHWARTSHIPS adv. transverse to a ship, also ATHWARTSHIP, THWARTSHIP. |
| CATCHPHRASES | • catchphrases n. Plural of catchphrase. • catch-phrases n. Plural of catch-phrase (alternative spelling of catchphrases). • catch␣phrases n. Plural of catch phrase (alternative spelling of catchphrases). |
| EARTHSHAKERS | • earthshakers n. Plural of earthshaker. • EARTHSHAKER n. an event of great importance. |
| EARTHSHAKING | • earthshaking adj. Of global consequence or importance. • earthshaking adj. Very loud. • EARTHSHAKING adj. of great importance or consequence. |
| FEATHERHEADS | • featherheads n. Plural of featherhead. • FEATHERHEAD n. an empty-headed person. |
| HAIRBREADTHS | • hairbreadths n. Plural of hairbreadth. • HAIRBREADTH n. the breadth of a hair; a minute distance, also HAIRSBREADTH. |
| HAIRSBREADTH | • hairsbreadth n. A very short distance or a very small amount (as is the width of a hair). • hair's␣breadth n. A very small amount or distance. • HAIRSBREADTH n. the breadth of a hair; a minute distance, also HAIRBREADTH. |
| HAMARTHRITIS | • hamarthritis n. Generalized arthritis, affecting all the joints. • HAMARTHRITIS n. gout in all the joints. |
| HANDBREADTHS | • handbreadths n. Plural of handbreadth. • HANDBREADTH n. the breadth of a hand, also HANDSBREADTH. |
| HANDSBREADTH | • handsbreadth n. A small distance. • HANDSBREADTH n. the breadth of a hand, also HANDBREADTH. |
| HEADTEACHERS | • headteachers n. Plural of headteacher. • head␣teachers n. Plural of head teacher. • HEADTEACHER n. a teacher in charge of a school. |
| HEXAHYDRATES | • hexahydrates n. Plural of hexahydrate. • HEXAHYDRATE n. a chemical compound with six molecules of water. |
| LEATHERHEADS | • leatherheads n. Plural of leatherhead. • LEATHERHEAD n. an Australian honeyeater, aka friarbird. |
| PHOSPHATURIA | • phosphaturia n. (Pathology) The presence of phosphate in the urine. • PHOSPHATURIA n. the excessive discharge of phosphates in the urine. |
| TACHYPHRASIA | • tachyphrasia n. Tachyphemia. • TACHYPHRASIA n. abnormally rapid or voluble speech, also TACHYPHASIA. |
| THROATLASHES | • throatlashes n. Plural of throatlash. • THROATLASH n. a strap used to fasten a horse's bridle, also THROATLATCH. |
| WHATSHERNAME | • whatshername pron. (Informal) A female person whose name cannot be recalled. • WHATSHERNAME n. a designation for a female whose name one cannot remember, also WHATSERNAME. |