12-letter words containing p, a, r, i
- amphibrachic — Consisting of amphibrachs, metrical feet consisting of either a long syllable between two that are short, or an accented syllable between two that are not accented.
- amphicarpous — producing two kinds of fruit that differ either in form or in time of ripening.
- amphiregulin — (protein) A particular autocrine growth factor.
- amphitheater — An amphitheater is a large open area surrounded by rows of seats sloping upward. Amphitheaters were built mainly in Greek and Roman times for the performance of plays.
- amphitheatre — An amphitheatre is a large open area surrounded by rows of seats sloping upwards. Amphitheatres were built mainly in Greek and Roman times for the performance of plays.
- amphitropous — (of a plant ovule) partially inverted so that the base and the micropyle at the apex are the same distance from the funicle
- amphotericin — an amphoteric antibiotic produced by the bacterium Streptomyces nodosus and used in the treatment of fungal infections.
- anamorphosis — an image or drawing distorted in such a way that it becomes recognizable only when viewed in a specified manner or through a special device
- anaphrodisia — diminished sexual desire.
- anemotropism — orientation in response to a current of air.
- anepigraphic — (of a coin, artifact, etc.) without a legend or inscription.
- angelo patri — Angelo [an-juh-loh] /ˈæn dʒəˌloʊ/ (Show IPA), 1877–1965, U.S. educator and writer, born in Italy.
- angiocarpous — being or having fruit contained in a vessel such as a shell
- angiographic — relating to or using angiography
- anisomorphic — differing in the semantic scope of terms referring to the real world: for instance, English and Russian are anisomorphic with regard to colour terms, English treating light blue and navy blue as shades of one colour but Russian treating these two shades as unrelated
- anisotropies — Plural form of anisotropy.
- anisotropism — the state of being anisotropic
- answer print — a motion-picture film print composed of picture and sound, used for evaluation.
- anteprandial — before dinner
- anthrophonic — Relating to anthrophony.
- anthropodicy — An attempt, or argument attempting, to justify the existence of humanity as good (contrast theodicy).
- anthropoidal — Anthropoid.
- anti-strophe — the part of an ancient Greek choral ode answering a previous strophe, sung by the chorus when returning from left to right.
- anticipatory — An anticipatory feeling or action is one that you have or do because you are expecting something to happen soon.
- antientropic — showing a tendency towards order
- antigropelos — waterproof leggings used to protect against mud
- antiparabema — either of two chapels at the west end of an Armenian or Byzantine church.
- antiparallel — parallel but pointing in the opposite direction
- antiparticle — any of a group of elementary particles that have the same mass and spin as their corresponding particle but have opposite values for all other nonzero quantum numbers. When a particle collides with its antiparticle, mutual annihilation occurs
- antiperiodic — efficacious against recurring attacks of a disease
- antiphrastic — relating to antiphrasis
- antipleasure — opposed to pleasure
- antipredator — discouraging or protecting against predators
- antipruritic — acting against or preventing itching
- antipyretics — Plural form of antipyretic.
- antispinward — (often science fiction) In a rotating reference frame, against the direction of spin.
- antistrophes — Plural form of antistrophe.
- antistrophic — Of or pertaining to an antistrophe.
- antistrophon — an argument that is retorted against an opponent
- aortographic — relating to an aortography or aortography
- apartmentize — to build apartments on or in: to apartmentize the downtown area.
- apeirophobia — The fear of infinity and/or of infinite things.
- aperiodicity — not periodic; irregular.
- aphoristical — Alternative form of aphoristic.
- aphrodisiacs — Plural form of aphrodisiac.
- apiculturist — beekeeping, especially on a commercial scale for the sale of honey.
- apochromatic — (of a lens) almost free from spherical and chromatic aberration
- apostle bird — a gregarious grey-and-brown Australian nest-building bird, Struthidea cinerea
- apostrophise — to address by apostrophe.
- apostrophize — to address an apostrophe to