First Known Use: 1728
Dictionary
si
noun \ˈsē\
Definition of SI
: 2ti
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Origin of SI
Italian
Other Music Terms
Rhymes with SI
b, be, bee, c, cay, cee, Cree, d, dee, Dee, dree, e, fee, flea, flee, free, g, gee, ghee, glee, gree, he, key, Key, knee, lea, lee, me, mi, p, pea, pee, plea, pree, quay, re, Rhee, scree, sea, see, she, ski, spree, sri, t, tea, tee, the, thee, three, ti, tree, twee, Twi, v, vee, we, wee, whee, ye, z, zee
Si
symbol
Definition of SI
silicon
SI
abbreviation
Definition of SI
International System of Units
Origin of SI
French Système International d'Unités
Other Number-Related Terms
Si
geographical name
Definition of SI
— see xi
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