valon nopeus
Appearance
See also: valonnopeus
Finnish
[edit]Alternative forms
[edit]- valonnopeus (mostly sense 2, see Usage notes)
Etymology
[edit]Noun
[edit]- The speed of light in a medium.
- The speed of light in a vacuum.
Usage notes
[edit]Formerly valon nopeus was always written as two separate words. It is becoming customary to write the two words together (valonnopeus), when one refers to the speed of light in a vacuum (which is a universal constant, marked with c and equivalent to 299,792,458 m/s), and separately, when one refers to the actual light speed in a given medium (v < c). The usage is rather confused and either of the two forms may refer to either of the meanings.
Declension
[edit]Inflection of valon nopeus (Kotus type 40*F/kalleus, t-d gradation) | |||
---|---|---|---|
nominative | valon nopeus | valon nopeudet | |
genitive | valon nopeuden | valon nopeuksien | |
partitive | valon nopeutta | valon nopeuksia | |
illative | valon nopeuteen | valon nopeuksiin | |
singular | plural | ||
nominative | valon nopeus | valon nopeudet | |
accusative | nom. | valon nopeus | valon nopeudet |
gen. | valon nopeuden | ||
genitive | valon nopeuden | valon nopeuksien | |
partitive | valon nopeutta | valon nopeuksia | |
inessive | valon nopeudessa | valon nopeuksissa | |
elative | valon nopeudesta | valon nopeuksista | |
illative | valon nopeuteen | valon nopeuksiin | |
adessive | valon nopeudella | valon nopeuksilla | |
ablative | valon nopeudelta | valon nopeuksilta | |
allative | valon nopeudelle | valon nopeuksille | |
essive | valon nopeutena | valon nopeuksina | |
translative | valon nopeudeksi | valon nopeuksiksi | |
abessive | valon nopeudetta | valon nopeuksitta | |
instructive | — | valon nopeuksin | |
comitative | See the possessive forms below. |