13-letter words containing m, s, e, r
- ante-christum — before Christ. Abbreviation: A.C.
- antimodernism — modern character, tendencies, or values; adherence to or sympathy with what is modern.
- antimodernist — opposed to modernism
- antireformers — Plural form of antireformer.
- antisubmarine — (of weapons, missiles, etc) designed to combat or destroy submarines
- antisymmetric — (of a relation) never holding between a pair of arguments x and y when it holds between y and x except when x = y, as "…is no younger than…"
- antiterrorism — opposed to or acting against terrorism; counterterrorist
- aperture mask — a perforated metal plate situated behind the faceplate of a color television picture tube and having holes aligned to insure that each of three electron beams strikes only its corresponding red, green, or blue phosphor dot.
- apogeotropism — negative geotropism, as shown by plant stems
- aqueous humor — a watery fluid in the space between the cornea and the lens of the eye
- archaic smile — a conventional representation of the mouth characterized by slightly upturned corners of the lips, found especially on Greek sculpture produced prior to the 5th century b.c.
- archeptolemus — (in the Iliad) the son of Iphitus who served as a charioteer for Hector.
- arm wrestling — a contest in which two people sit facing each other each with one elbow resting on a table, clasp hands, and each tries to force the other's arm flat onto the table while keeping his own elbow touching the table
- armistice day — the anniversary of the signing of the armistice that ended World War I, on Nov 11, 1918, now kept on Remembrance Sunday
- armored scale — any of a family (Diaspididae) of scale insects characterized by a hard, waxy secretion that covers the body: many armored scales are serious pests of trees and shrubs
- armstand dive — a dive starting from a handstand at the end of a springboard or a platform with the diver's back to the water.
- ascertainment — to find out definitely; learn with certainty or assurance; determine: to ascertain the facts.
- assembly room — a room used as a public place of entertainment, usually dating from the eighteenth or nineteenth century
- asylum seeker — An asylum seeker is a person who is trying to get asylum in a foreign country.
- atmospherical — pertaining to, existing in, or consisting of the atmosphere: atmospheric vapors.
- attested form — a linguistic form that can be shown to be in use or in written records
- autoeroticism — the arousal and use of one's own body as a sexual object, as through masturbation
- baby primrose — a tender primrose, Primula forbesii, native to China and Burma, having white, hairy leaves and rose- or lilac-colored flowers with a yellow center.
- baggagemaster — a person employed, especially by a railroad, bus company, or steamship line, to take charge of passengers' baggage.
- ballet master — a man who teaches and rehearses the dancers in a ballet company
- balmer series — a series of lines in the hydrogen spectrum, discovered by Johann Jakob Balmer (1825–98) in 1885
- balsam spruce — either of two North American coniferous trees of the genus Picea, P. pungens (the blue spruce) or P. engelmanni
- balsamiferous — yielding or producing balsam
- baluster stem — a stem of a drinking glass or the like having a gradual swelling near the top or bottom.
- band spectrum — a spectrum consisting of a number of bands of closely spaced lines that are associated with emission or absorption of radiation by molecules
- basement-rock — the undifferentiated assemblage of rock (basement rock) underlying the oldest stratified rocks in any region: usually crystalline, metamorphosed, and mostly, but not necessarily, Precambrian in age.
- bass trombone — the lower-pitched of the two main types of trombone
- bastard amber — a color of gelatin commonly used in stage lighting, similar to light amber but having a pinkish cast.
- beam splitter — a system that divides a beam of light, electrons, etc, into two or more paths
- bedroom scene — a scene in which lovers are in bed
- bedroom suite — a set of furniture, including such things as a bed, wardrobe, chest of drawers, cabinet, etc
- bedtime story — a story read or told to a child at bedtime
- berkeleianism — the philosophical system of George Berkeley, holding that objects exist only when perceived, that God's perception sustains the universe, and that there is no independent substratum or substance in which these perceptions inhere
- bermuda grass — a widely distributed grass, Cynodon dactylon, with wiry creeping rootstocks and several purplish spikes of flowers arising from a single point: used for lawns, pasturage, binding sand dunes, etc
- bestsellerdom — the state or accomplishment of being a bestseller
- binary system — a system involving only two elements, as 0 and 1 or yes and no.
- bio-terrorism — the use of living organisms and their toxic products to kill or incapacitate, esp as a political weapon
- black skimmer — a black and white New World skimmer, Rynchops nigra, having a bill with a reddish-orange base.
- blamestorming — a discussion or meeting for the purpose of assigning blame.
- blepharospasm — spasm of the muscle of the eyelids, causing the eyes to shut tightly, either as a response to painful stimuli or occurring as a form of dystonia
- board measure — a system of units for measuring wood based on the board foot. 1980 board feet equal one standard
- breast timber — wale1 (def 5).
- breast-timber — a streak, stripe, or ridge produced on the skin by the stroke of a rod or whip; welt.
- brewer's mole — hairy-tailed mole.
- bromo-seltzer — a compound containing a bromide, sodium bicarbonate, etc., used for relief from headaches and upset stomachs, and as a sedative