'seldom-segmented' is a compound word formed from 'seldom' and 'segmented'. 'Seldom' originates from Old English 'seldan', meaning 'rarely', and 'segmented' comes from Latin 'segmentum', meaning 'a piece cut off'.

'Seldom' evolved from Old English 'seldan' and 'segmented' from Latin 'segmentum', eventually forming the modern English compound 'seldom-segmented'.

Initially, 'seldom' meant 'rarely' and 'segmented' meant 'divided into parts'. The compound 'seldom-segmented' retains these meanings, indicating something rarely divided.