1. things that grow upward or outward from a surface or base
Usage: plural form

Examples

• The coral reef showed numerous colorful upgrowths.
• Strange fungal upgrowths appeared on the tree bark.
• The rock face was covered with mineral upgrowths.
• Scientists studied the unusual upgrowths on the plant stems.
• The building’s facade featured decorative stone upgrowths.
• Marine biologists documented the upgrowths on the ship’s hull.