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List of 12-letter words containing ••••••

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There are 19 twelve-letter words containing L, 2N, 2O, P and R

AEROPLANKTON• aeroplankton n. The tiny lifeforms that float and drift in the air, carried by the current of the wind.
• AEROPLANKTON n. minute organisms carried in the air.
CRYOPLANKTON• CRYOPLANKTON n. minute organisms, esp. algae, living in ice, snow, or icy water.
ENTOPLASTRON• entoplastron n. (Anatomy) The median plate of the plastron of turtles.
• ENTOPLASTRON n. the unpaired plate behind the epiplastra in a turtle's plastron.
INTERLOOPING• INTERLOOP v. to loop together.
LARYNGOPHONY• laryngophony n. The sound of the voice as heard through a stethoscope placed upon the larynx.
• LARYNGOPHONY n. the sound of the voice as heard through the stethoscope applied over the larynx.
MELANOTROPIN• melanotropin n. (Endocrinology, biochemistry) Synonym of melanocyte-stimulating hormone.
• MELANOTROPIN n. a hormone secreted by the pituitary gland which stimulates the production of melanin by melanocytes.
MEROPLANKTON• meroplankton n. (Biology) Any organism that spends part of its life-cycle (especially the larval stage) as plankton.
• MEROPLANKTON n. plankton consisting of certain larvae that do not spend all their life as plankton.
NEURYPNOLOGY• neurypnology n. (Obsolete) Alternative form of neurohypnology.
• NEURYPNOLOGY n. an old name for the science of hypnotism, also NEUROHYPNOLOGY.
NONPETROLEUM• nonpetroleum adj. (Of fuel) Not petroleum-based, not containing petroleum.
• NONPETROLEUM adj. not derived from petroleum.
PANTALOONERY• pantaloonery n. (Dated) The character or performances of a pantaloon; buffoonery.
• pantaloonery n. (Dated) Materials used to make pantaloons.
• PANTALOONERY n. buffoonery.
PHILODENDRON• philodendron n. Any of several climbing plants, of the genus Philodendron, native to America and the West Indies that…
• PHILODENDRON n. any of various aroid plants cultivated for their showy foliage.
PREDNISOLONE• prednisolone n. (Pharmacology) A synthetic glucocorticoid C21H28O5 that is a dehydrogenated analog of cortisol and is…
• PREDNISOLONE n. a drug similar to cortisone, used as an anti-inflammatory, also PREDNISONE.
PREGNENOLONE• pregnenolone n. (Biochemistry, steroids) A steroid prohormone involved in the steroidogenesis of progesterone, mineralocorticoids…
• PREGNENOLONE n. a steroid ketone formed by the oxidation of steroids and yielding progesterone on dehydrogenation.
PROLEGOMENON• prolegomenon n. (Usually in the plural) A prefatory discussion; a formal essay or critical discussion serving to introduce…
• PROLEGOMENON n. prefatory remarks; specifically, a formal essay or critical discussion serving to introduce and interpret an extended work.
PROLONGATING• prolongating v. Present participle of prolongate.
• PROLONGATE v. to prolong.
PROLONGATION• prolongation n. The act of prolonging.
• prolongation n. That which has been prolonged; an extension.
• PROLONGATION n. the act of prolonging.
PROLONGMENTS• prolongments n. Plural of prolongment.
• PROLONGMENT n. the act of prolonging.
PRONOMINALLY• pronominally adv. (Linguistics) In a pronominal manner; as a pronoun.
• PRONOMINAL adv. of or like a pronoun.
PRONOUNCEDLY• pronouncedly adv. In a pronounced manner; markedly, distinctively.
• PRONOUNCED adv. strongly marked; unequivocal.

Scrabble words — in black are valid world wide — in RED are not valid in North America — in GREEN are valid only in North America.
Definitions are short excerpt from the WikWik.org and 1Word.ws.

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