1. S.O. |  | 76. sonar contact |
2. S.O.S. |  | 77. sonar docking system |
3. So. |  | 78. sonar-dunking helicopter |
4. soap stone |  | 79. sonic bearing |
5. social services |  | 80. sonic depth finder |
6. Society of International Gas Tanker and Terminal Operators (SIGTTO) |  | 81. sonic mine |
7. Society of Naval Architects and Marine Engineers (SNAME) |  | 82. sonic sounder |
8. socket |  | 83. sonic-pressure field |
9. socket plug |  | 84. sonobuoy |
10. socket signal |  | 85. sonobuoy barrier |
11. sockeye salmon |  | 86. soogee |
12. soda |  | 87. soot blower |
13. soda crystals |  | 88. Sophisticated paints |
14. soda-acid extinguisher |  | 89. SOSUS |
15. sodium chloride |  | 90. Soton |
16. soft (shell) clam |  | 91. sou'wester |
17. Soft coating |  | 92. sound |
18. soft eye |  | 93. sound channel |
19. soft iron |  | 94. sound insulation |
20. soft lay |  | 95. sound signal |
21. soft mast |  | 96. sound signalling |
22. soft nose |  | 97. sound vessel |
23. soft patch |  | 98. sound-level meter |
24. soft roe |  | 99. sound-proofed |
25. soft soap |  | 100. sound-proofing |
26. software |  | 101. sounder |
27. soger |  | 102. sounding |
28. soger's breeze |  | 103. sounding boom |
29. soiled |  | 104. sounding bottle |
30. solano |  | 105. sounding lance |
31. solar activity |  | 106. sounding lead |
32. solar constituent |  | 107. sounding machine |
33. solar cycle |  | 108. sounding machine feeler |
34. solar day |  | 109. sounding pipe |
35. Solar energy |  | 110. sounding pole |
36. solar month |  | 111. sounding rod |
37. solar radiation |  | 112. sounding tables |
38. solar system |  | 113. sounding tube |
39. solar time |  | 114. Sounding vessel |
40. solar wind |  | 115. sounding wire |
41. solar year |  | 116. soup |
42. SOLAS |  | 117. sour |
43. SOLAS 90 |  | 118. sour crude |
44. SOLAS 90 + 50 |  | 119. sous palan clause |
45. solder |  | 120. south |
46. soldier's wind |  | 121. South Atlantic Central Water |
47. sole |  | 122. south by east |
48. sole agent |  | 123. south by west |
49. sole piece |  | 124. south cone |
50. sole plate |  | 125. South Equatorial Current |
51. sole rope |  | 126. South Pole |
52. solenoid valve |  | 127. South Seas |
53. solid floor |  | 128. south-east trade drifts |
54. solid frame |  | 129. south-southeast |
55. solid fuel |  | 130. south-southwest |
56. solid laminate |  | 131. south-ward(s) |
57. solid pillar |  | 132. southbound |
58. solid propellant |  | 133. southeast |
59. solid propeller |  | 134. southeast by east |
60. solid state |  | 135. southeast by south |
61. solid state technique |  | 136. southeaster |
62. solid thimble |  | 137. southeasterly |
63. Solids |  | 138. southeastward |
64. Soling |  | 139. southeastward(s) |
65. solitary wave |  | 140. souther |
66. solstice |  | 141. southerly |
67. solstitial colure |  | 142. southern grade |
68. solstitial points |  | 143. southern lights |
69. solstitial spring tide |  | 144. southern sawfish |
70. solvent |  | 145. southern sea lion |
71. Solvent-free coating |  | 146. southing |
72. solvsild |  | 147. southward |
73. Somali Current |  | 148. southwest |
74. son of a gun |  | 149. southwest by south |
75. sonar |  | 150. southwest by west |