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| advanced |
designed for those whose level is well beyond elementary. [1/3 definitions] |
| algebra |
a form of elementary mathematics, used esp. in solving equations, in which letters stand for unknown or variable quantities. [1/2 definitions] |
| boarding school |
an elementary or secondary school at which the students live as well as take classes. |
| fundamental particle |
an elementary particle. |
| grade school |
see "elementary school." |
| grammar school |
see "elementary school." |
| headmaster |
a man who is principal of an elementary or secondary school, esp. a private school for boys. |
| headmistress |
a woman who is principal of an elementary or secondary school, esp. a private school for girls. |
| hornbook |
a text or primer of basic or elementary skills in a subject. [1/2 definitions] |
| introduction |
an elementary text or course of study. [1/6 definitions] |
| junior high school |
a school between elementary school and high school; middle school. Junior high school usually includes grades seven, eight, and nine. |
| meson |
any of a group of elementary particles that react strongly with other particles, and that have a mass between that of the electron and that of the proton. |
| middle school |
a school that includes middle grades, usually grades six through eight. Children go to middle school after elementary school and before high school. |
| neutrino |
an elementary, weakly interacting subatomic particle of the lepton family, having little or no mass and a spin of one-half. |
| neutron |
an elementary particle having no charge, spin of one-half, and mass approximately equal to a proton, present in the nucleus of all atoms except the common isotope of hydrogen. |
| new math |
a system of teaching mathematics based on set theory, used in many U.S. elementary and secondary schools since the middle of the twentieth century. |
| nonelementary |
combined form of elementary. |
| normal school |
formerly, a two-year school that trained high school graduates to be elementary school teachers. |
| photon |
the fundamental unit of electromagnetic energy with zero mass, no electrical charge, and a spin of one, usu. regarded as an elementary particle. |
| positron |
in physics, an elementary particle equal to an electron in mass, spin, and magnitude of charge, but whose charge is positive. |
| practice teacher |
a college student who teaches elementary or secondary school under the supervision of an experienced teacher; student teacher. |
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