acoustic

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acousticachromatic, acrobatic, Adriatic, aerobatic, anagrammatic, aquatic, aristocratic, aromatic, Asiatic, asthmatic, athematic, attic, autocratic, automatic, axiomatic, bureaucratic, charismatic, chromatic, cinematic, climatic, dalmatic, democratic, diagrammatic, diaphragmatic, diplomatic, dogmatic, dramatic, ecstatic, emblematic, emphatic, enigmatic, epigrammatic, erratic, fanatic, hepatic, hieratic, hydrostatic, hypostatic, idiomatic, idiosyncratic, isochromatic, lymphatic, melodramatic, meritocratic, miasmatic, monochromatic, monocratic, monogrammatic, numismatic, operatic, panchromatic, pancreatic, paradigmatic, phlegmatic, photostatic, piratic, plutocratic, pneumatic, polychromatic, pragmatic, prelatic, prismatic, problematic, programmatic, psychosomatic, quadratic, rheumatic, schematic, schismatic, sciatic, semi-automatic, Socratic, somatic, static, stigmatic, sub-aquatic, sylvatic, symptomatic, systematic, technocratic, thematic, theocratic, thermostatic, traumatic •anaphylactic, ataractic, autodidactic, chiropractic, climactic, didactic, galactic, lactic, prophylactic, syntactic, tactic •asphaltic •antic, Atlantic, corybantic, frantic, geomantic, gigantic, mantic, necromantic, pedantic, romantic, semantic, sycophantic, transatlantic •synaptic •bombastic, drastic, dynastic, ecclesiastic, elastic, encomiastic, enthusiastic, fantastic, gymnastic, iconoclastic, mastic, monastic, neoplastic, orgastic, orgiastic, pederastic, periphrastic, plastic, pleonastic, sarcastic, scholastic, scholiastic, spastic •matchstick • candlestick • panstick •slapstick • cathartic •Antarctic, arctic, subantarctic, subarctic •Vedantic • yardstick •aesthetic (US esthetic), alphabetic, anaesthetic (US anesthetic), antithetic, apathetic, apologetic, arithmetic, ascetic, athletic, balletic, bathetic, cosmetic, cybernetic, diabetic, dietetic, diuretic, electromagnetic, emetic, energetic, exegetic, frenetic, genetic, Helvetic, hermetic, homiletic, kinetic, magnetic, metic, mimetic, parenthetic, pathetic, peripatetic, phonetic, photosynthetic, poetic, prophetic, prothetic, psychokinetic, splenetic, sympathetic, syncretic, syndetic, synthetic, telekinetic, theoretic, zetetic •apoplectic, catalectic, dialectic, eclectic, hectic •Celtic •authentic, crescentic •aseptic, dyspeptic, epileptic, nympholeptic, peptic, proleptic, sceptic (US skeptic), septic •domestic, majestic •cretic •analytic, anchoritic, anthracitic, arthritic, bauxitic, calcitic, catalytic, critic, cryptanalytic, Cushitic, dendritic, diacritic, dioritic, dolomitic, enclitic, eremitic, hermitic, lignitic, mephitic, paralytic, parasitic, psychoanalytic, pyritic, Sanskritic, saprophytic, Semitic, sybaritic, syenitic, syphilitic, troglodytic •apocalyptic, cryptic, diptych, elliptic, glyptic, styptic, triptych •aoristic, artistic, autistic, cystic, deistic, distich, egoistic, fistic, holistic, juristic, logistic, monistic, mystic, puristic, sadistic, Taoistic, theistic, truistic, veristic •fiddlestick •dipstick, lipstick •impolitic, politic •polyptych • hemistich • heretic •nightstick •abiotic, amniotic, antibiotic, autoerotic, chaotic, demotic, despotic, erotic, exotic, homoerotic, hypnotic, idiotic, macrobiotic, meiotic, narcotic, neurotic, osmotic, patriotic, psychotic, quixotic, robotic, sclerotic, semiotic, symbiotic, zygotic, zymotic •Coptic, optic, panoptic, synoptic •acrostic, agnostic, diagnostic, gnostic, prognostic •knobstick • chopstick • aeronautic •Baltic, basaltic, cobaltic •caustic • swordstick • photic • joystick •psychotherapeutic, therapeutic •acoustic • broomstick • cultic •fustic, rustic •drumstick • gearstick • lunatic

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a·cous·tic / əˈkoōstik/ • adj. 1. relating to sound or the sense of hearing: dogs have a much greater acoustic range than humans. ∎  (of building materials) used for soundproofing or modifying sound: acoustic tiles. ∎  (of an explosive mine or other weapon) able to be set off by sound waves. 2. (of music or musical instruments) not having electrical amplification: acoustic guitar. • n. 1. (usu. acoustics) the properties or qualities of a room or building that determine how sound is transmitted in it. ∎  (acoustic) the acoustic properties or ambience of a sound recording or of a recording studio. 2. (acoustics) [treated as sing.] the branch of physics concerned with the properties of sound. 3. a musical instrument without electrical amplification, typically a guitar. DERIVATIVES: a·cous·ti·cal adj. a·cous·ti·cal·ly / -ik(ə)lē/ adv.

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acoustic (ă-koo-stik) adj. of or relating to sound or the sense of hearing. a. nerve see cochlear nerve. a. neuroma see (vestibular) schwannoma.