12-letter words containing i, s, o, m, r
- bioastronomy — the branch of biology which deals with the study or the discovery of life forms on other planets or in space
- biochemistry — Biochemistry is the study of the chemical processes that happen in living things.
- biorhythmics — the study of biorhythms
- bioterrorism — Bioterrorism is terrorism that involves the use of biological weapons.
- bird's mouth — a right-angled notch cut in the underside of a rafter for fitting over a longitudinal member, as a wall plate.
- bosom friend — an intimate friend
- brainstormer — a person who brainstorms
- bristlemouth — any of several small, deep-sea fishes of the family Gonostomatidae, having numerous sharp, slender teeth covering the jaws.
- bromhidrosis — the secretion of foul-smelling sweat.
- calorimeters — Plural form of calorimeter.
- calumniators — Plural form of calumniator.
- centimorgans — Plural form of centimorgan.
- chain smoker — person: smokes heavily
- chain-smoker — A chain-smoker is a person who chain-smokes.
- chemotropism — the growth response of an organism, esp a plant, to a chemical stimulus
- chirognomist — someone who studies chirognomy
- choirmasters — Plural form of choirmaster.
- chondriosome — mitochondrion
- chromaticism — the use of chromatic tones.
- chromatopsia — an irregularity in the ability to see colours properly
- chromidrosis — the secretion of pigmented sweat.
- chromiferous — Containing, or yielding chromium.
- chrysomelids — Plural form of chrysomelid.
- chylomicrons — Plural form of chylomicron.
- chymotrypsin — a powerful proteolytic enzyme secreted from the pancreas in the form of chymotrypsinogen, being converted to the active form by trypsin
- circumcision — surgical removal of the foreskin of males
- circumfluous — flowing all around
- circumfusion — to pour around; diffuse.
- cirrocumulus — a high cloud of ice crystals grouped into small separate globular masses, usually occurring above 6000 metres (20 000 feet)
- cladosporium — any of the species of fungi in the genus Cladosporium
- claims ratio — The claims ratio is the percentage of claims costs incurred in relation to the premiums earned.
- colorimeters — Plural form of colorimeter.
- commanderies — the office or rank of a commander.
- commentaries — Plural form of commentary.
- commiserable — worthy of commiseration; pitiable
- commiserated — Simple past tense and past participle of commiserate.
- commiserates — Third-person singular simple present indicative form of commiserate.
- commiserator — to feel or express sorrow or sympathy for; empathize with; pity.
- commissarial — Of or pertaining to a commissary.
- commissariat — A commissariat is a military department that is in charge of food supplies.
- commissaries — Plural form of commissary.
- commissioner — A commissioner is an important official in a government department or other organization.
- commorientes — people whose deaths are so close to each other (being caused by the same calamity) that it is not possible to determine who died first. It is assumed that the elder person died first
- comparatists — Plural form of comparatist.
- comparatives — Plural form of comparative.
- compressible — If something is compressible, its volume can change when pressure is applied to it.
- compressions — Plural form of compression.
- compromising — If you describe information or a situation as compromising, you mean that it reveals an embarrassing or guilty secret about someone.
- compulsories — Plural form of compulsory.
- compulsorily — required; mandatory; obligatory: compulsory education.