Physics, Chemistry. 1  a wave function describing the state of a single electron in an atom (atomic orbital) or in a molecule (molecular orbital) 2  the electron in that state.
DEFINITION of 'Yo-Yo'. Slang for a very volatile market. A yo-yo market will have no distinguishing features of either an up or down market, taking on characterstics of both. Security prices in a yo-yo market will swing very high to low over a given period of time, making it difficult for buy and hold investors to profit. Next Up.
Fabric yo-yos are a fun way to display shisha mirrors or paillettes. Use some fabric glue to glue a shisha mirror or paillette to the center of the fabric before making the yo-yo. Sew some beads around the fabric yo-yo for additional embellishment. You could add some bead dangles to