Meter & Rhythm
Spondee
From Greek spondeios: a foot used in solemn libation songs. Rare as a sustained metre in English; appears as a variant foot within iambic lines for emphasis.
Definition
A metrical foot of two equally stressed syllables (— —), used to slow the line and add weight or gravity.
Example
'Heartbreak,' 'moonrise,' 'cold steel' — two heavy syllables; also 'dead stop,' 'bright stars.'