12-letter words containing h, o, t, r, l
- electrograph — A machine used in gravure printing.
- electrophile — (chemistry) a compound or functional group that is attractive to, and accepts electrons, especially accepting an electron pair from a nucleophile to form a bond.
- electrophone — (music) any instrument designed to create sounds using electrical currents.
- electrophori — Plural form of electrophorus.
- electroshock — Of or relating to medical treatment by means of electric shocks.
- emerald moth — any of various green geometrid moths, esp the large emerald (Geometra papilionaria) a handsome pale green moth with white wavy markings
- enarthrodial — Relating to an enarthrosis.
- endotracheal — Situated or occurring within or performed by way of the trachea.
- erythroblast — An immature erythrocyte containing a nucleus.
- exhilaration — A feeling of excitement, happiness, or elation.
- extremophile — A microorganism, especially an archaean, that lives in conditions of extreme temperature, acidity, alkalinity, or chemical concentration.
- fall through — to drop or descend under the force of gravity, as to a lower place through loss or lack of support.
- field theory — a detailed mathematical description of the distribution and movement of matter under the influence of one or more fields.
- first school — A first school is a school for children aged between five and eight or nine.
- flamethrower — a weapon, either mounted or portable, that sprays ignited incendiary fuel for some distance.
- flight arrow — an arrow having a conical or pyramidal head without barbs.
- flightworthy — being in proper physical or mechanical condition for safe flight; airworthy: a flightworthy spacecraft.
- floor-length — extending to the floor: a floor-length skirt.
- flourishment — The act or state of flourishing.
- flowcharting — (computing) the design and construction of flowcharts.
- fluoranthene — (organic compound) A polycyclic aromatic hydrocarbon consisting of a benzene ring attached to each of the rings of a naphthalene molecule; it is carcinogenic, and is a product of incomplete combustion.
- foolhardiest — Superlative form of foolhardy.
- for all that — the whole of (used in referring to quantity, extent, or duration): all the cake; all the way; all year.
- foresightful — care or provision for the future; provident care; prudence.
- forthrightly — In a forthright manner.
- foster child — a child raised by someone who is not its natural or adoptive parent.
- fourteenthly — in (the) fourteenth place
- fourth world — the world's most poverty-stricken nations, especially in Africa and Asia, marked by very low GNP per capita and great dependence upon foreign economic aid.
- fourth-class — of, relating to, or designated as a class next below third, as for mailing, shipping, etc.
- frost hollow — a depression in a hilly area in which cold air collects, becoming very cold at night
- galactophore — a galactophorous duct.
- galactorrhea — an abnormally abundant flow of milk in a lactating woman.
- geothermally — By geothermal means, especially by means of geothermal energy.
- gerontophile — someone who is sexually attracted to old people
- glatt kosher — prepared for eating according to the dietary laws followed by Hasidic Jews, which differ somewhat from those followed by other observers of kashruth: glatt kosher meat.
- glyptography — the description or study of engraved gems or other stones.
- gold therapy — administration of gold salts as a treatment for disease, especially rheumatoid arthritis.
- goldsmithery — the occupation of a goldsmith
- goliath frog — the largest living frog, Rana goliath, which occurs in the Congo region of Africa and can grow to a length of 30 centimetres
- gospel truth — an unquestionably true statement, fact, etc.
- graphologist — the study of handwriting, especially when regarded as an expression of the writer's character, personality, abilities, etc.
- grapple shot — a grapnellike projectile fired from a gun and used as a hold for the end of a line in rescue operations or in kedging.
- ground cloth — groundsheet.
- ground sloth — any of various extinct large, edentate mammals from the Pleistocene Epoch of North and South America resembling modern sloths but living on the ground rather than in trees.
- half brother — brother (def 2).
- half-brother — brother (def 2).
- hallucinator — One whose judgment and acts are affected by hallucinations; one who errs on account of his hallucinations.
- halobacteria — Plural form of halobacterium.
- halotolerant — (biology) Able to tolerate a high concentration of salt in its environment.
- halotrichite — a mineral, iron alum, isomorphous with pickeringite, occurring in the form of yellowish fibers.