15-letter words containing s, e, r, m, o
- strephosymbolia — a condition of perceiving objects as their mirror image and, specifically, having difficulty in distinguishing letters in words
- strombuliferous — having organs coiled as spirals
- strontium oxide — a white insoluble solid substance used in making strontium salts and purifying sugar. Formula: SrO
- subcommissioner — a member of a subcommission
- sully-prudhomme — René François Armand [ruh-ney frahn-swa ar-mahn] /rəˈneɪ frɑ̃ˈswa arˈmɑ̃/ (Show IPA), 1839–1907, French poet: Nobel prize 1901.
- summary offence — an offence that is triable in a magistrates' court
- summer flounder — a flounder, Paralichthys dentatus, inhabiting shallow waters from Cape Cod to South Carolina, valued as food.
- summer holidays — the time when children do not go to school in the summer
- summer solstice — the solstice on or about June 21st that marks the beginning of summer in the Northern Hemisphere.
- super-committee — a committee with members from two or more organizations or political groups
- supergovernment — a centralized organization formed by a group of governments to enforce justice or maintain peace.
- superimposition — to impose, place, or set over, above, or on something else.
- superpatriotism — the quality of being superpatriotic
- superphenomenon — a phenomenon that is beyond the typical qualities of phenomena
- supreme council — the legislature of the former Soviet Union and its successor states, consisting of an upper house (Soviet of the Union or Council of the Union) whose delegates are elected on the basis of population, and a lower house (Soviet of Nationalities or Council of Nationalities) whose delegates are elected to represent the various nationalities.
- swiss army code — (programming, humour) Code for an application that is suffering from feature creep. Swiss Army Code does many things, but does none of them well.
- symbol retailer — any member of a voluntary group of independent retailers, often using a common name or symbol, formed to obtain better prices from wholesalers or manufacturers in competition with supermarket chains
- symmetric group — the group of all permutations of a finite set.
- symphony writer — a composer of an extended large-scale orchestral composition, usually with several movements, at least one of which is in sonata form
- system operator — a person who maintains a computer system or network, especially one who operates a computer bulletin board.
- tarsometatarsal — the large bone in the lower leg of a bird with which the toe bones articulate, formed by the fusion of tarsal and metatarsal bones.
- tarsometatarsus — the large bone in the lower leg of a bird with which the toe bones articulate, formed by the fusion of tarsal and metatarsal bones.
- teamsters union — the unofficial name of the International Brotherhood of Teamsters, Chauffeurs, Warehousemen, and Helpers of America.
- temerariousness — the state or condition of being audacious
- terminator seed — a seed that produces sterile plants, used in some genetically modified crops so that a new supply of seeds has to be bought every year
- tetrasporangium — a sporangium containing four asexual spores.
- the second form — the second year of secondary school
- the small hours — If something happens in the early hours or in the small hours, it happens in the early morning after midnight.
- the smart money — If you say that the smart money is on a particular person or thing, you mean that people who know a lot about it think that this person will be successful, or this thing will happen.
- the-ambassadors — a novel (1903) by Henry James.
- theory of games — game theory.
- theriomorphosis — transformation into an animal form, often associated with mythological characters
- thermochemistry — the branch of chemistry dealing with the relationship between chemical action and heat.
- thermodiffusion — thermal diffusion.
- thermoperiodism — the effect on an organism of rhythmic fluctuations in temperature.
- thermosensitive — readily affected by heat or a change in temperature.
- third dimension — the additional dimension by which a solid object is distinguished from a planar projection of itself or from any planar object.
- thirtysomething — a person in her or his thirties
- thromboembolism — the blockage of a blood vessel by a thrombus carried through the bloodstream from its site of formation.
- tirso de molina — Luis [loo-ees] /luˈis/ (Show IPA), 1535–1600, Spanish Jesuit theologian.
- to err is human — If you say that to err is human, you mean that it is natural for human beings to make mistakes.
- to make friends — If you make friends with someone, you begin a friendship with them. You can also say that two people make friends.
- to take up arms — If one group or country takes up arms against another, they prepare to attack and fight them.
- total serialism — (in some music after 1945) the use of serial techniques applied to such elements as rhythm, dynamics, and tone colour, as found in the early works of Stockhausen, Boulez, etc
- transition team — a group of people who manage the transition between one system, administrative regime, etc and another
- transmissometer — an instrument for measuring visibility or the transmission of light in the atmosphere.
- trine immersion — a form of baptism in which the candidate is immersed three times, once for each person of the Trinity.
- trout fisherman — a fisherman who catches trout
- tutorial system — a system of education, especially in some colleges, in which instruction is given personally by tutors, who also act as general advisers of a small group of students in their charge.
- twist one's arm — to combine, as two or more strands or threads, by winding together; intertwine.