orthostasis
The act or status of standing uprightThe act or status of standing upright.
Meaning
1 senses(uncountable)The act or status of standing upright.
lightheadedness during orthostasis
Synonyms
1 synonymsWord family
3 related wordsLessons for this word
1 lessons- A1Countable and uncountable nouns — Because it can be uncountable