accretion
noun
[ əˈkriːʃ(ə)n ]
• growth or increase by the gradual accumulation of additional layers or matter.
• "the accretion of sediments in coastal mangroves"
Similar:
accumulation,
collecting,
gathering,
amassing,
cumulation,
accrual,
growth,
formation,
enlargement,
increase,
gain,
augmentation,
rise,
mushrooming,
snowballing,
amassment,
Origin:
early 17th century: from Latin accretio(n- ), from accrescere ‘become larger’ (see accrete).