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| โปรตอน bpro:hM dtaawnM |  |
| Royal Institute - 1982 | ||||
| ||||
| pronunciation guide | |
| Phonemic Thai | โปฺร-ตอน |
| IPA | proː tɔːn |
| Royal Thai General System | proton |
| [noun, formal, loanword, English] | |||
| definition | [Thai transcription of the foreign loanword, "proton"] an elementary particle that is identical with the nucleus of the hydrogen atom; that along with neutrons is a constituent of all other atomic nuclei, that carries a positive charge numerically equal to the charge of an electron, and that has a mass of 1.673 x 10-24 gram | ||
| related words | |||
| อะตอม | aL dtaawmM | [Thai transcription of the foreign loanword, "atom"] the smallest particle of an element that can exist either alone or in combination | |
| อิเล็กตรอน | iL lekH dtraawnM | [Thai transcription of the foreign loanword, "electron"] electron, an elementary particle consisting of a charge of negative electricity equal to about 1.602 x 10-19 coulomb and having a mass when at rest of about 9.109534 x 10-28 gram or about 1/1836 that of a proton | |
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