uptime

is likely misspelled.

has no English definition.

As a noun uptime

is the period of time a computer has functioned since last requiring a reboot.

As nouns the difference between uptime and runtime

is that uptime is the period of time a computer has functioned since last requiring a reboot while runtime is an alternative spelling of lang=en.

As an adjective runtime is

an alternative spelling of lang=en.

As a verb uptie

is to tie up, fasten up.

As a noun uptime is

(computing) the period of time a computer has functioned since last requiring a reboot.

As nouns the difference between untime and uptime

is that untime is (obsolete|often used in plural) the wrong time, an unsuitable time while uptime is (computing) the period of time a computer has functioned since last requiring a reboot.

As an adjective untime

is (obsolete) untimely.

As an adjective ultime

is .

As a noun uptime is

(computing) the period of time a computer has functioned since last requiring a reboot.

As nouns the difference between optime and uptime

is that optime is (at Cambridge University) A student who graduates with second class ("senior optime") or third class ("junior optime") honours in Mathematics, or (loosely) in any other subject while uptime is the period of time a computer has functioned since last requiring a reboot.

As nouns the difference between taxonomy and uptime

is that taxonomy is the science or the technique used to make a classification while uptime is (computing) the period of time a computer has functioned since last requiring a reboot.