13-letter words containing l, o, s, c, h, m
- middle school — a school intermediate between elementary school and high school, usually encompassing grades five or six through eight.
- mischievously — maliciously or playfully annoying.
- mohr's circle — a graphical construction enabling the stresses in the cross-section of a body to be determined if the principal stresses are known
- monochlorides — Plural form of monochloride.
- muscle shoals — former rapids of the Tennessee River in SW Alabama, changed into a lake by Wilson Dam: part of the Tennessee Valley Authority.
- myrmecophiles — Plural form of myrmecophile.
- normal school — (formerly) a school offering a two-year course and certification to high-school graduates preparing to be teachers, especially elementary-school teachers.
- opthalmoscope — Misspelling of ophthalmoscope.
- peach blossom — the flower of the peach tree: the state flower of Delaware.
- physics model — a variety of software illustrating the movement of objects in reality, used by designers of video games to improve verisimilitude
- polychotomous — divided into multiple parts
- reform school — reformatory (def 2).
- rhinoscleroma — an inflammatory bacterial disease of the nose that is mostly found in Africa and Central America
- scholasticism — (sometimes initial capital letter) the system of theological and philosophical teaching predominant in the Middle Ages, based chiefly upon the authority of the church fathers and of Aristotle and his commentators.
- school system — state education
- schoolmarmish — a female schoolteacher, especially of the old-time country school type, popularly held to be strict and priggish.
- semiochemical — a chemical substance produced by an animal and used in communications, such as a pheromone
- shambolically — in a completely disorganized or chaotic manner
- shell company — A shell company is a company that another company takes over in order to use its name to gain an advantage.
- smooth collie — a breed of short-haired collie with a smooth, thick coat.
- smooth muscle — involuntary muscle tissue in the walls of viscera and blood vessels, consisting of nonstriated, spindle-shaped cells.
- summer school — study programs offered by a school, college, or university during the summer to those who wish to obtain their degrees more quickly, who must make up credits, or who wish to supplement their education.
- sympatholytic — opposing the effects of stimulation of the sympathetic nervous system.
- thermal shock — a fluctuation in temperature causing stress in a material. It often results in fracture, esp in brittle materials such as ceramics
- thermoelastic — pertaining to the thermodynamic effects produced by deformation of an elastic substance.
- thermoplastic — soft and pliable when heated, as some plastics, without any change of the inherent properties.
- thromboclasis — thrombolysis.