Sentence:  His fair large front and eye sublime declared / Absolute rule; and <WSD>hyacinthine</WSD> locks / Round from his parted forelock manly hung / Clustering, but not beneath his shoulders broad: 
Meaning of the word marked with <WSD> tags:  Of the colour of a hyacinth (either the gem or the flower); reddish-gold (chiefly with reference to hair).