nectocalyx /nek-tō-kāˈliks/

A hydrozoan swimming-bell

• spectroscopic
• spectroscopical
• spectroscopically
• spectroscopic binaries
• spectroscopic binary
• spectroscopies
• spectroscopist
• spectroscopists
• spectroscopy
• spectrum
• spectrum analyses
• spectrum analysis
• specula
• specular
• specular iron
• specular irons
• specular stone
• speculate
• speculated
• speculates
• speculating
• speculation
• speculations
• speculatist
• speculatists