~ている (ongoing state)
grammar923 sentences
The auxiliary ~ている attached to a verb — marks an ongoing action with activity verbs (食べている 'is eating', 氷が溶けている 'the ice is melting'), or a resulting state with change-of-state verbs (疲れている 'is tired', 結婚している 'is married'). The negative form ~ていない / ~ていません covers 'has not X-ed yet' or 'hasn't been X-ing.' The umbrella aspectual auxiliary; see also the narrower `~ている (resulting state)` and `~ている (habitual action)` tags for filters targeting those specific readings.