tail rotor tail rotor /ˈteɪl ˈroʊtər/

noun

1. Rotor consisting of a rotating airfoil on the tail of a single-rotor helicopter; keeps the helicopter from spinning in the direction opposite to the rotation of the main rotor  ( anti-torque rotor , tail rotor )
   rotor consisting of a rotating airfoil on the tail of a single-rotor helicopter; keeps the helicopter from spinning in the direction opposite to the rotation of the main rotor
   
   

 dependency dependency /dɪˈpɛndənsi/

noun

1. () The state of relying on or being controlled by someone or something else  ( dependance [Non-standard] , dependency , dependence )
   the state of relying on or being controlled by someone or something else
     His drug addiction created a cycle of dependence.
   His drug addiction created a cycle of dependence.
   
2. A geographical area politically controlled by a distant country  ( colony , dependency )
   a geographical area politically controlled by a distant country
   
   
3. Being abnormally tolerant to and dependent on something that is psychologically or physically habit-forming (especially alcohol or narcotic drugs)  ( addiction , dependance [Non-standard] , dependence , dependency , habituation )
   being abnormally tolerant to and dependent on something that is psychologically or physically habit-forming (especially alcohol or narcotic drugs)
   

 banded sand snake banded sand snake /ˈbændɪd sænd sneɪk/

noun

1. A sand snake of southwestern United States; lives in fine to coarse sand or loamy soil in which it 'swims'; banding resembles that of coral snakes  ( banded sand snake , Chilomeniscus cinctus )
   a sand snake of southwestern United States; lives in fine to coarse sand or loamy soil in which it 'swims'; banding resembles that of coral snakes
   
   

 highness highness /ˈhaɪnəs/

noun

1. A high degree (of amount or force etc.)  ( highness )
   a high degree (of amount or force etc.)
    Responsible for the highness of the rates
   responsible for the highness of the rates
   
2. The quality of being high or lofty  ( highness , loftiness )
   the quality of being high or lofty
   
   

 Highness

1. () (Your Highness or His Highness or Her Highness) title used to address a royal person  ( Highness )
   (Your Highness or His Highness or Her Highness) title used to address a royal person