(a.) Being without stars; having no stars visible; as, a starless night.

beamless black black as night caliginous dark dark as night dark as pitch darkling darksome ebon ebony eclipsed night-black night-clad night-cloaked night-dark night-enshrouded night-filled night-mantled night-veiled obfuscated obscure obscured occulted pitch-black pitch-dark pitchy rayless sunless tenebrious tenebrose tenebrous unilluminated unlighted unlit